Class: Capistrano::Deploy::SCM::Perforce

Inherits:
Base
  • Object
show all
Defined in:
lib/capistrano/recipes/deploy/scm/perforce.rb

Overview

Implements the Capistrano SCM interface for the Perforce revision control system (www.perforce.com).

Instance Attribute Summary

Attributes inherited from Base

#configuration

Instance Method Summary collapse

Methods inherited from Base

#command, default_command, #initialize, #local, #local?, #scm

Constructor Details

This class inherits a constructor from Capistrano::Deploy::SCM::Base

Instance Method Details

#checkout(revision, destination) ⇒ Object

Returns the command that will sync the given revision to the given destination directory. The perforce client has a fixed destination so the files must be copied from there to their intended resting place.


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# File 'lib/capistrano/recipes/deploy/scm/perforce.rb', line 27

def checkout(revision, destination)
  p4_sync(revision, destination, p4sync_flags)
end

#diff(from, to = head) ⇒ Object

Returns the command that will do an “p4 diff2” for the two revisions.


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# File 'lib/capistrano/recipes/deploy/scm/perforce.rb', line 46

def diff(from, to=head)
  scm authentication, :diff2, "-u -db", "//#{p4client}/...#{rev_no(from)}", "//#{p4client}/...#{rev_no(to)}"
end

#export(revision, destination) ⇒ Object

Returns the command that will sync the given revision to the given destination directory. The perforce client has a fixed destination so the files must be copied from there to their intended resting place.


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# File 'lib/capistrano/recipes/deploy/scm/perforce.rb', line 41

def export(revision, destination)
  p4_sync(revision, destination, p4sync_flags)
end

#handle_data(state, stream, text) ⇒ Object

Determines what the response should be for a particular bit of text from the SCM. Password prompts, connection requests, passphrases, etc. are handled here.


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# File 'lib/capistrano/recipes/deploy/scm/perforce.rb', line 69

def handle_data(state, stream, text)
  case text
  when /\(P4PASSWD\) invalid or unset\./i
   raise Capistrano::Error, "scm_password (or p4passwd) is incorrect or unset"
  when /Can.t create a new user.*/i
   raise Capistrano::Error, "scm_username (or p4user) is incorrect or unset"
  when /Perforce client error\:/i	 
   raise Capistrano::Error, "p4port is incorrect or unset"
  when /Client \'[\w\-\_\.]+\' unknown.*/i
   raise Capistrano::Error, "p4client is incorrect or unset"
  end	             
end

#headObject

Perforce understands '#head' to refer to the latest revision in the depot.


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# File 'lib/capistrano/recipes/deploy/scm/perforce.rb', line 20

def head
  'head'
end

#log(from = 1, to = head) ⇒ Object

Returns a “p4 changes” command for the two revisions.


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# File 'lib/capistrano/recipes/deploy/scm/perforce.rb', line 51

def log(from=1, to=head)
  scm authentication, :changes, "-s submitted", "//#{p4client}/...#{rev_no(from)},#{rev_no(to)}"
end

#next_revision(revision) ⇒ Object

Increments the given revision number and returns it.


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# File 'lib/capistrano/recipes/deploy/scm/perforce.rb', line 62

def next_revision(revision)
  revision.to_i + 1
end

#query_revision(revision) ⇒ Object


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# File 'lib/capistrano/recipes/deploy/scm/perforce.rb', line 55

def query_revision(revision)
  return revision if revision.to_s =~ /^\d+$/
  command = scm(authentication, :changes, "-s submitted", "-m 1", "//#{p4client}/...#{rev_no(revision)}")
  yield(command)[/Change (\d+) on/, 1]
end

#sync(revision, destination) ⇒ Object

Returns the command that will sync the given revision to the given destination directory. The perforce client has a fixed destination so the files must be copied from there to their intended resting place.


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# File 'lib/capistrano/recipes/deploy/scm/perforce.rb', line 34

def sync(revision, destination)
  p4_sync(revision, destination, p4sync_flags)
end